Merge pull request #382 from ScorexFoundation/fix-ergo-tree-deser-pre…

…vious-constant-store Fix previous constant preservation on ergo tree deserialization
ergoplatform · Feb 1, 2019 · 07bf22d · 07bf22d
2 parents 696f9f1 + b15fcf7
commit 07bf22d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/main/scala/sigmastate/serialization/ErgoTreeSerializer.scala b/src/main/scala/sigmastate/serialization/ErgoTreeSerializer.scala
@@ -29,9 +29,9 @@ class ErgoTreeSerializer {
 
   def deserializeErgoTree(r: SigmaByteReader): ErgoTree  = {
     val (h, cs) = deserializeHeader(r)
+    val previousConstantStore = r.constantStore
     r.constantStore = new ConstantStore(cs)
     // reader with constant store attached is required (to get tpe for a constant placeholder)
-    val previousConstantStore = r.constantStore
     val root = ValueSerializer.deserialize(r)
     r.constantStore = previousConstantStore
     ErgoTree(h, cs, root)